mm, compaction: add per-zone migration pfn cache for async compaction

[firefly-linux-kernel-4.4.55.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index 28cec518f4d41966c09ad26dfc42176a8cd6894b..75ac479cbacd554f657275e84a1a277955e752dd 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -267,6 +267,9 @@ config MIGRATION
          pages as migration can relocate pages to satisfy a huge page
          allocation instead of reclaiming.
 
+config ARCH_ENABLE_HUGEPAGE_MIGRATION
+       boolean
+
 config PHYS_ADDR_T_64BIT
        def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT